Discover
Original Release
05/02/1970
Cast
| Name | Character |
|---|
| Jon Pertwee | The Doctor / Doctor Who |
| Caroline John | Liz Shaw |
| Nicholas Courtney | Brigadier Lethbridge Stewart / Alistair Gordon Lethbridge-Stewart |
| John Abineri | General Carrington |
| William Dysart | Reegan |
| Ronald Allen | Ralph Cornish |
| Michael Wisher | John Wakefield |
| Joanna Ross | Control Room Assistant |
| Ric Felgate | Astronaut |
| Steve Peters | Astronaut |
Directors
Writers
Creators
Cast
| Name | Character |
|---|
| Jon Pertwee | The Doctor / Doctor Who |
| Caroline John | Liz Shaw |
| Nicholas Courtney | Brigadier Lethbridge Stewart / Alistair Gordon Lethbridge-Stewart |
| John Abineri | General Carrington |
| William Dysart | Reegan |
| Ronald Allen | Ralph Cornish |
| Michael Wisher | John Wakefield |
| Joanna Ross | Control Room Assistant |
| Ric Felgate | Astronaut |
| Steve Peters | Astronaut |
| Geoffrey Beevers | Private Johnson |
| John Levene | Sergeant Benton |
| Peter Noel Cook | Alien Space Captain |
| Peter Halliday | Aliens' Voices |
| Bob Blaine | Gatekeeper |
| Derek Chafer | Military Policeman |
| Les Clark | Military Policeman |
| Ron Gregory | UNIT Soldier |
| Mike Horsburgh | Heavy |
| Anthony Lang | Technician |
Producers
| Name | Role |
|---|
| Barry Letts | Producer |
